CN206926811U - A kind of undercarriage shock bracket - Google Patents
A kind of undercarriage shock bracket Download PDFInfo
- Publication number
- CN206926811U CN206926811U CN201720643392.2U CN201720643392U CN206926811U CN 206926811 U CN206926811 U CN 206926811U CN 201720643392 U CN201720643392 U CN 201720643392U CN 206926811 U CN206926811 U CN 206926811U
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- brace
- shock
- absorbing spring
- big
- absorbing
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Abstract
A kind of undercarriage shock bracket, including the second brace and stull；Big shock-absorbing spring seat is welded between the top surface of the bottom surface of the top plate and the first brace, and big shock-absorbing spring is installed in big shock-absorbing spring seat；The outer wall of the big shock-absorbing spring seat is welded with stull；The first brace middle section position is connected by rotary shaft with the head of the second brace, and the bottom position of the second brace is provided with auxiliary wheel；The middle section position of second brace is connected with the bottom of small shock-absorbing spring by rotary shaft, and the apical position of small shock-absorbing spring is bolted on the first brace, the 3rd step pulling-spring type vibration damping is carried out to the bar linkage structure between the two wheel groups using extension spring, being seen by figure to go out, the design is simple in construction, the laddering vibration reducing mode that lands of particularly two wheel groups, whole fuselage is set to experience bumper and absorbing shock twice, in addition the extension spring pulling-spring type vibration damping among, the effect of the damping, buffering of total is more improved.
Description
Technical field
It the utility model is related to unmanned plane accessory technical field, more particularly to a kind of undercarriage shock bracket.
Background technology
Undercarriage is exactly that aircraft is parked on ground, slided, takeoff and anding is slided and is used to support aircraft gravity when running, and is born corresponding
The device of load.Any artificial aircraft has a process to lift off, and except disposable rocket-powered missile and
Outside the spacecraft that need not be reclaimed, most aircraft suffer from land or recovery stage.For aircraft, realize this together
Fly to land（The taking-off and landing process of aircraft）The device of function is exactly mainly undercarriage.
Whether the quality and the design of shock-damping structure of undercarriage rationally have important relationship, existing undercarriage cushioning structure
The undercarriage of complex designing, particularly dicycly structure, buffer structure is not installed between its auxiliary wheel and support wheel, makes to subtract
Shock stability is remained certain the defects of.
The content of the invention
The purpose of this utility model is to provide a kind of undercarriage shock bracket, to solve to carry in above-mentioned background technology
The existing undercarriage cushioning complex structural designs gone out, the particularly undercarriage of dicycly structure, its auxiliary wheel and support wheel it
Between not installation buffer structure, the problem of making damping performance remain certain the defects of.
The utility model a kind of purpose and effect of undercarriage shock bracket, are reached by technological means in detail below
Into：
A kind of undercarriage shock bracket, wherein, a kind of undercarriage shock bracket includes：
Top plate, big shock-absorbing spring seat, the first brace, big shock-absorbing spring, auxiliary wheel, support wheel, extension spring, small shock-absorbing spring,
Second brace and stull；
Big shock-absorbing spring seat is welded between the top surface of the bottom surface of the top plate and the first brace, and in big shock-absorbing spring seat
Big shock-absorbing spring is installed；The outer wall of the big shock-absorbing spring seat is welded with stull, and the termination of stull passes through rotary shaft and the
The head of one brace is connected；The bottom side afterbody of first brace is provided with support wheel；The first brace middle section position leads to
The head that rotary shaft is crossed with the second brace is connected, and the bottom position of the second brace is provided with auxiliary wheel；Second brace
Middle section position be connected with the bottom of small shock-absorbing spring by rotary shaft, and the apical position of small shock-absorbing spring is consolidated by bolt
It is scheduled on the first brace；Extension spring is connected between first brace and the second brace.
Further, the auxiliary wheel from horizontal plane height, higher than height of the support wheel from horizontal plane.
Further, first brace and the second brace angle structure in obtuse angle.
Further, the left and right sides of the top plate is provided with the mounting hole with airframe installation.
With existing structure in comparison, the utility model has the following advantages that：
1. the shock absorbing bracket structure in the design, it is staggered form supporting structure, the damping, buffering knot for mainly having three positions
Structure, as shown in figure 1, big shock-absorbing spring at one is mounted with using spring base in the bottom side of top plate, it is first to left side with this shock-absorbing spring
The support wheel first to land carries out first step vibration damping, small shock-absorbing spring at one is mounted with right side, using this shock-absorbing spring to right side
The auxiliary wheel subsequently to land carries out second step vibration damping, while carries out the 3rd to the bar linkage structure between the two wheel groups using extension spring
Pulling-spring type vibration damping is walked, being seen by figure to go out, and the design is simple in construction, the laddering vibration reducing mode that lands of particularly two wheel groups, make
Whole fuselage experiences bumper and absorbing shock twice, and middle extension spring " pulling-spring type " effectiveness in vibration suppression, more improves total in addition
Damping, buffering actual effect.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
In figure：1st, top plate, 2, big shock-absorbing spring seat, the 3, first brace, 4, big shock-absorbing spring, 5, auxiliary wheel, 6, support wheel,
7th, extension spring, 8, small shock-absorbing spring, the 9, second brace, 10, stull.
Embodiment
Below, embodiment of the present utility model is will be explained in, the example is shown in the accompanying drawings and the description below.Although will
The utility model is described with reference to exemplary embodiment, it is to be understood that the description does not really want the utility model to be limited to this to show
The embodiment of example property.On the contrary, the utility model will not only cover the exemplary embodiment, but also cover various replacements,
Change, equivalent and other embodiment, it can be included in spirit of the present utility model and the model that appended claims are limited
In enclosing.
Referring to Fig. 1, a kind of undercarriage shock bracket, include：
Top plate 1, big shock-absorbing spring seat 2, the first brace 3, big shock-absorbing spring 4, auxiliary wheel 5, support wheel 6, extension spring 7, small subtract
Shake spring 8, the second brace 9 and stull 10；
Big shock-absorbing spring seat 2 is welded between the top surface of the bottom surface of top plate 1 and the first brace 3, and in big shock-absorbing spring seat 2
Big shock-absorbing spring 4 is installed；The outer wall of big shock-absorbing spring seat 2 is welded with stull 10, and the termination of stull 10 by rotary shaft with
The head of first brace 3 is connected；The bottom side afterbody of first brace 3 is provided with support wheel 6；The middle section position of first brace 3 passes through
Rotary shaft is connected with the head of the second brace 9, and the bottom position of the second brace 9 is provided with auxiliary wheel 5；Second brace 9
Middle section position is connected with the bottom of small shock-absorbing spring 8 by rotary shaft, and the apical position of small shock-absorbing spring 8 is consolidated by bolt
It is scheduled on the first brace 3；Extension spring 7 is connected between first brace 3 and the second brace 9.
A kind of preferred embodiment of undercarriage shock bracket as described above, wherein, auxiliary wheel 5 is from horizontal plane
Highly, higher than height of the support wheel 6 from horizontal plane, after support wheel 6 is contacted with ground, because the contraction of big shock-absorbing spring 4 is made
Carried out again with ground with, auxiliary wheel 5 it is secondary contact, and using small shock-absorbing spring 8 progress secondary shock-absorbing buffering, so as to realize two
The progressive damping, buffering in stage, makes damping effect more preferable.
A kind of preferred embodiment of undercarriage shock bracket as described above, wherein, the first brace 3 and second oblique
The angle structure in obtuse angle of bar 9, as shown in figure 1, extension spring 7 is connected with by link on the inwall of the two in this obtuse angle structure,
Tension-type damping, buffering is implemented to the first brace 3 in damping, buffering and the second brace 9；
A kind of preferred embodiment of undercarriage shock bracket as described above, wherein, the left and right sides of top plate 1 is set
There is the mounting hole with airframe installation, as shown in figure 1, being represented with chain-dotted line, for the support of this structure to be fixed on into fuselage
On, damping, buffering is implemented to fuselage.
The operation principle of the present embodiment：
The support frame structure of this structure is arranged on fuselage using the mounting hole of the left and right sides of top plate 1, when aircraft lands
When, due to height of the auxiliary wheel 5 from horizontal plane, higher than height of the support wheel 6 from horizontal plane, therefore support wheel 6 lands first, greatly
Shock-absorbing spring 4 carries out first time damping, and due to the contraction of big shock-absorbing spring 4, then auxiliary wheel 5 contacts with ground, small to subtract
Shake spring 8 effect carry out secondary shock-absorbing, while auxiliary wheel 5 and support wheel 6 trend folding effect, extension spring 7 is carried out drawing bullet
Formula damping, it can be seen that, whole shock absorbing bracket structure is simple, and damping performance is good.
It should be noted that the standardized element that uses of the utility model can commercially, shaped piece according to
Specification and accompanying drawing record can carry out customized, and inventor will not be described in detail herein.
In summary, although the utility model is described in detail with reference to the foregoing embodiments, for this area
For technical staff, it can still modify to the technical scheme described in foregoing embodiments, or to which part
Technical characteristic carries out equivalent substitution, all within the spirit and principles of the utility model, any modification for being made, equivalent substitution,
Improve etc., it should be included within the scope of protection of the utility model.
Claims (4)
- A kind of 1. undercarriage shock bracket, it is characterised in that：A kind of described undercarriage shock bracket includes：Top plate, big shock-absorbing spring seat, the first brace, big shock-absorbing spring, auxiliary wheel, support wheel, extension spring, small shock-absorbing spring, second Brace and stull；Big shock-absorbing spring seat is welded between the top surface of the bottom surface of the top plate and the first brace, and is installed in big shock-absorbing spring seat There is big shock-absorbing spring；The outer wall of the big shock-absorbing spring seat is welded with stull, and the termination of stull is oblique with first by rotary shaft The head of bar is connected；The bottom side afterbody of first brace is provided with support wheel；The first brace middle section position passes through rotation Rotating shaft is connected with the head of the second brace, and the bottom position of the second brace is provided with auxiliary wheel；In second brace Fragment position is connected with the bottom of small shock-absorbing spring by rotary shaft, and the apical position of small shock-absorbing spring is bolted on On first brace；Extension spring is connected between first brace and the second brace.
- 2. undercarriage shock bracket according to claim 1, it is characterised in that：Height of the auxiliary wheel from horizontal plane Degree, higher than height of the support wheel 6 from horizontal plane.
- 3. undercarriage shock bracket according to claim 1, it is characterised in that：First brace and the second brace Angle structure in obtuse angle.
- 4. undercarriage shock bracket according to claim 1, it is characterised in that：The left and right sides of the top plate is provided with With the mounting hole of airframe installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720643392.2U CN206926811U (en) | 2017-06-06 | 2017-06-06 | A kind of undercarriage shock bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720643392.2U CN206926811U (en) | 2017-06-06 | 2017-06-06 | A kind of undercarriage shock bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206926811U true CN206926811U (en) | 2018-01-26 |
Family
ID=61345019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720643392.2U Expired - Fee Related CN206926811U (en) | 2017-06-06 | 2017-06-06 | A kind of undercarriage shock bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206926811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131850A (en) * | 2018-09-11 | 2019-01-04 | 广东宏穗晶科技服务有限公司 | A kind of flying robot |
| CN114524087A (en) * | 2022-02-28 | 2022-05-24 | 北京博瑞翔伦科技发展有限公司 | Unmanned aerial vehicle detection interference system's unmanned aerial vehicle protective structure |
-
2017
- 2017-06-06 CN CN201720643392.2U patent/CN206926811U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131850A (en) * | 2018-09-11 | 2019-01-04 | 广东宏穗晶科技服务有限公司 | A kind of flying robot |
| CN114524087A (en) * | 2022-02-28 | 2022-05-24 | 北京博瑞翔伦科技发展有限公司 | Unmanned aerial vehicle detection interference system's unmanned aerial vehicle protective structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20180606 |